The VAV500 Vertical Pressure Vessel (10 bar) is designed for modern water pressurisation systems where stable pressure, efficient pump operation, and system protection are essential. In booster sets and pressurized water supply networks, frequent pump starts and stops can shorten pump life, increase energy consumption, and cause noticeable pressure fluctuations at taps and fixtures. A correctly sized pressure vessel helps solve these issues by storing a reserve volume of pressurised water and absorbing pressure variations during demand changes.

• Brand: VAV (please confirm actual brand/manufacturer on the nameplate)
• Model: VAV500
• Applications: Pressure Booster Systems, Water Supply Systems, Pump Cycling Reduction, Pressure Stabilisation, Water Hammer Dampening, Irrigation Booster Sets, Commercial Building Services
• Nominal Capacity: 500 liters
• Maximum Working Pressure: 10 bar
• Standard Pre-charge Pressure: 2 bar
• Working Temperature Range: -10 °C to +100 °C
• Height: 1490 mm
• Diameter: 750 mm
• Connection: 1 1/4″ BSP
• External Finish: Blue RAL 5015
• Membrane Type: EPDM (replaceable)

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The Aquasystem VAV200 vertical pressure tank is engineered to improve pressure stability, system comfort, and pump protection in pressurized Sanitary Water and Booster System applications. In real-world installations, water demand rarely stays constant. A building may experience sharp peaks in consumption during morning and evening usage, while commercial sites can have unpredictable draw-offs from washrooms, cleaning points, irrigation timers, or process-related water usage. These rapid changes in flow often translate into rapid pressure fluctuations. If a system does not have a correctly sized pressure vessel, the booster pump responds directly to every small demand event, which can cause frequent start/stop cycling (short cycling). Over time, short cycling increases wear on the pump motor, electrical controls, and pressure switches—leading to higher maintenance costs and reduced equipment life.

• Brand: Aquasystem Watertech
• Model: VAV200
• Origin: Italy
• Power (P2): N/A (pressure tank)
• Input Power (P1) if known: N/A
• Max Head: N/A
• Max Flow (with l/min and m³/h): N/A
• Suction Size: N/A
• Discharge Size: 1 1/4″ connection
• Applications: Sanitary Water pressure systems, Booster Systems, pressure stabilization, pump cycling reduction, water hammer reduction
• Build Material: Painted steel pressure tank (Blue RAL 5015), replaceable EPDM rubber membrane, galvanised counterflange
• Capacity: 200 liters
• Maximum working pressure: 10 bar
• Standard pre-charge pressure: 2 bar
• Working temperature: -10 °C to +100 °C
• Dimensions: Height 1085 mm × Diameter 600 mm
• Packing size: (Pz1) 610 × 620 × 1111 mm

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The Aquasystem VAV100 vertical pressure tank is built to improve performance, comfort, and durability in pressurised Sanitary Water and Booster System installations. In many buildings, water demand changes constantly throughout the day—showers, taps, irrigation solenoids, washdown points, and appliance cycles all create rapid fluctuations in flow and pressure. When a system has no properly sized pressure vessel, these fluctuations often cause the pump to start and stop repeatedly (short cycling). Short cycling increases motor temperature, stresses contactors and pressure switches, accelerates mechanical wear, and can lead to unstable water pressure at the point of use. The VAV100 solves these issues by acting as a hydraulic buffer, storing a reserve of pressurised water and smoothing out pressure changes.

• Brand: Aquasystem Watertech

• Model: VAV100

• Origin: Italy

• Suction Size: N/A

• Discharge Size: 1″ BSP connection

• Applications: Sanitary Water pressure systems, Booster Systems, water supply pressure stabilisation, pump cycling reduction

• Build Material: Painted steel tank (Blue RAL 5015) with replaceable EPDM rubber membrane; supplied with galvanised counterflange

• Capacity: 100 litres

• Max working pressure: 10 bar

• Standard pre-charge pressure: 1.5 bar

• Working temperature: -10 °C to +100 °C

• Warranty: 24 months

• Dimensions: Height 855 mm × Diameter 495 mm

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The Aquasystem VAV50 vertical pressure tank is built to enhance comfort, reliability, and efficiency in pressurized Sanitary Water systems. In many water supply and booster installations, pressure tends to fluctuate due to changing demand—such as when taps are opened and closed frequently, irrigation zones switch on and off, or multiple fixtures operate simultaneously. Without a correctly sized pressure vessel, the pump responds directly to every small demand change, causing frequent start/stop cycles (short cycling). Over time, short cycling increases mechanical wear, stresses electrical components, and can lead to noisy operation, unstable pressure at fixtures, and higher maintenance costs. The VAV50 is designed specifically to reduce these issues by providing a pressurized water reserve and absorbing pressure fluctuations.

• Brand: Aquasystem Watertech
• Model: VAV50
• Origin: Italy
• Discharge Size: 1″ BSP connection
• Applications: Sanitary Water pressure systems, Booster Systems, pressure stabilisation, pump cycling reduction
• Build Material: Painted steel tank (Blue RAL 5015) with replaceable EPDM rubber membrane; galvanised counterflange

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The Aquasystem VAV300 vertical pressure tank is engineered to ensure stable pressure control and reliable performance in pressurised sanitary water systems. Manufactured in Italy by Aquasystem Watertech, this model belongs to the proven VAV series, known for robust construction, replaceable membranes, and long operational life. With a generous 300-liter capacity, the VAV300 is well-suited for medium to large water systems where pressure fluctuations must be minimised and pump cycling reduced.

• Brand: Aquasystem Watertech
• Model: VAV300
• Origin: Italy
• Capacity: 300 Litres
• Type: Vertical pressure tank with replaceable membrane
• Max Working Pressure: 10 bar
• Standard Pre-charge Pressure: 2 bar
• Working Temperature: -10 °C to +100 °C
• Membrane Material: EPDM rubber (replaceable)
• Tank Material: Carbon steel, externally painted finish
• External Colour: Blue (RAL 5015)
• Height: 1240 mm
• Diameter: 650 mm
• Connection Size: 1 1/4″ BSP
• Installation: Vertical, floor-mounted
• Applications: Sanitary water pressure systems, booster sets, water supply systems

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The TLC 25-7L circulation pump from Goulds Water Technology (a Xylem brand) is engineered to provide dependable and efficient water circulation in closed-loop heating, cooling, and domestic hot water systems. Designed according to ISO 9906:2012 Grade 3B, this pump ensures stable hydraulic performance while maintaining compact dimensions suitable for tight installation spaces.

• Brand: Goulds Water Technology (Xylem)

• Model: TLC 25-7L

• Origin: Italy / EU

• Power (P2): 0.089 kW

• Input Power (P1): Not specified

• Max Head: ≈ 5.6 m

• Max Flow: ≈ 3.2 m³/h (≈ 53 l/min)

• Suction Size: DN 25 (1″)

• Discharge Size: DN 25 (1″)

• Applications: Hot water circulation, HVAC systems, Heating and cooling loops, Domestic and light commercial circulation

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Pedrollo’s renowned range of multistage submersible pumps is built for reliable transfer of clean water in domestic and civil applications. Its high efficiency and durable design make it an outstanding choice for users who need consistent water pressure, quiet operation, and long service life. The pump is specifically engineered for situations where water needs to be lifted from tanks, reservoirs, or wells, ensuring optimal performance under submerged operation.

• Brand: Pedrollo
• Model: TOP MULTI 2
• Origin: Italy
• Power (P2): 0.55 kW / 0.75 HP
• Max Head: 40 m
• Max Flow: 7.2 m³/h
• Suction Size: Ø 35 mm hose connector (included)
• Discharge Size: Ø 35 mm outlet with sleeve and clapet valve
• Applications: Domestic water supply, irrigation, tank emptying, rainwater collection, and well water transfer
• Build Material: Stainless steel body with technopolymer components and NBR seals

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A compact, self-priming jet pump, packaged with a 25-litre diaphragm pressure tank, pressure switch, gauge, and fittings, to provide automatic water boosting for homes, small businesses, and light industrial utility water systems. (Final head/flow and electrical data to be confirmed upon brand/spec verification.)

• Liquid temperature: up to 35°C (for domestic use according to EN 60335-2-41)
• Max. liquid temperature: 35°C (for other uses)
•  Ambient temperature: up to 40°C
•  Manometric suction height up to 8 m.
• Phase: Single-phase 230V-50Hz
•  Two-Pole induction motor (n = 2850 min-1)
•  Insulation Class F
•  Protection IP 44
• COMPONENTS:  Membrane tank, Flexible hose with connection, Pre-calibrated pressure switch with cables, Pressure gauge, Brass connection

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Xylem’s renowned e-SV series of vertical multistage centrifugal pumps is engineered for high efficiency, durability, and energy savings. This pump combines a compact design with premium materials, making it a preferred choice for a wide range of residential, commercial, and industrial water systems.

• Model: 22SV03F030T

• Origin: Italy

• Power (P2): 3 kW

• Input Power (P1): –

• Max Head: 45.4 m

• Max Flow: 29 m³/h (≈ 483 l/min)

• Suction Size: DN 50

• Discharge Size: DN 50

• Applications: Water supply, pressure boosting, HVAC, irrigation, industrial processes

• Build Material: AISI 304 stainless steel wetted parts, EPDM elastomers, silicon carbide mechanical seal

Advantages

High energy efficiency: IE3 motor reduces energy consumption.
Compact and modular: Easy to install, maintain, and integrate into booster sets.
Stainless-steel hydraulics: Long-lasting performance with corrosion resistance.
Low noise and vibration: Ideal for building installations.
Service-friendly design: Replaceable mechanical seal and easy-access coupling.
Wide operating range: Suitable for both low and medium-flow applications.

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The LOGICPRESS SET is a compact, all-in-one electronic pressure switch and controller designed to automate pump operation while adding the essential protections that mechanical switches often lack. In normal use, LOGICPRESS SET senses demand in the line, starts the pump when a tap opens, and stops it when flow ceases, delivering smooth, hands-off service for villas, apartments, irrigation zones, and light commercial systems. When a no-water/dry-run condition is detected, it intervenes to protect the pump by stopping operation. Beyond protection, the device includes automatic restart attempts and an anti-jamming function, helping the system recover after outages or infrequent use.

• Brand: Trevi Engineering

• Model: LOGICPRESS SET (restart selectable 1.5 / 2.0 / 2.5 bar)

• Origin: Italy

• Frequency: 50H

• Input Power (P1): 230 VAC ±10%

• Max Current: 10 A

• Max Motor Power:1.5 kW (2 HP)

• Suction Size: G (BSP) 1″ male (inline body connection)

• Discharge Size: G (BSP) 1″ male (inline body connection)

• Applications: Automatic start/stop and protection for domestic boosters, irrigation lines, small commercial pumps; stops pump on no-water/dry-run; anti-jamming & auto-restart features

• Build Material: IP65-rated enclosure; rated to 12 bar working pressure, 65 °C max; minimum flow to activate ≈1 l/min

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